Everything that matters when you are about to buy. Price expectations, the questions worth asking before you commit, the red flags that should make you walk away, and how to evaluate a supplier you haven't bought from before.
What things should cost, what to ask, and when to walk away, whatever you are buying and from whom.
What to look for, broken down by exactly what you're buying.

What to look for, how to read a listing, and what grade names really tell you.
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Purity, origin, distillation method, and what a reasonable return policy looks like.
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Carved or pressed, dyed or oiled, and what actually drives the price.
Read →Evaluating suppliers, online versus in person, and buying while travelling in source countries.
Documentation, consistent grading and track record, the things that separate a reliable supplier from the rest.
Read →The real pros, cons and risks of each, and how to reduce the ones that matter most.
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What to know before buying in Vietnam, Indonesia, Cambodia or Malaysia, including the CITES rules on bringing agarwood across borders.
Read →A short version of the questions this hub covers in depth.
If you are unsure about a specific piece, the authenticity hub covers how to judge it.
Distillers, sellers, wholesalers, growers and perfume houses, organised by country and type, with sourcing claims flagged until verified.